36*111+888*8 =36*111+8*111*8 =36*111+111*64 =111*(36+64) =111*100 =11100 32*165-16*64*2-32 =32*165-(16*2)*64-32 =32*165-32*64-32*1 =32*(165-64-1) =32*100 =3200 9999×2222+3333×3334 =3333×（3×2222）...